The special was taped prior to City of Hope National Medical Center in Los Angeles confirming to ET on Wednesday that Ayers was never treated as a patient. Brooks has subsequently admitted to fabricating medical documents. Cohen addressed these developments at the top of the show before the pre-recorded interview aired.

During the special, Ayers also had some final words for many of the RHOC cast members who have played a role in the controversy surrounding his cancer, and seemed open to amiability -- for the most part.

NEW YORK, NY - APRIL 14: Television personality Vicki Gunvalson enters the 'Today Show' taping at the NBC Rockefeller Center Studios on April 14, 2014 in New York City. (Photo by Ray Tamarra/GC Images)

This undated publicity photo provided by Bravo shows Vicki Gunvalson, left, and Kimberly Bryant in a scene from "Party" in Bravo's season one of "The Real Housewives of Orange County." When Gunvalson first appeared on the first season of "The Real Housewives," she was married with two teenagers and sold insurance from home. She's now a first-time grandmother with her own insurance company and 12 employees. (AP Photo/Bravo, Jamie Trueblood)

Real Housewives of OC cast member Vicki Gunvalson, left, and Tamra Barney meet with the people at the Virgin America launch Wednesday. A Virgin America Airbus A319 aircraft touched down in Orange County with a water cannon salute. Virgin America airlines, based in San Francisco, celebrated its service to Orange County with a red carpet welcome of its first flight by Sir Richard Bra

Regarding Tamra Judge, who was one of the housewives that lead the charge against his cancer claims, Ayers shared, "I've forgiven her for all the hurt that she's caused but I haven't forgotten, nor can I."